US 12,469,882 B2
Additive, and lithium secondary battery electrolyte and lithium battery which comprise same
Tae Jin Lee, Yongin-si (KR); Bongjin Moon, Seoul (KR); Youngchan Bang, Seoul (KR); Wonseok Cho, Yongin-si (KR); Soojin Kim, Yongin-si (KR); Sanghoon Kim, Yongin-si (KR); Injun Park, Yongin-si (KR); Myungheui Woo, Yongin-si (KR); Junyong Lee, Yongin-si (KR); and Hyejeong Jeong, Yongin-si (KR)
Assigned to Samsung SDI Co., Ltd., Yongin-si (KR); and Sogang University Research & Business Development Foundation, Seoul (KR)
Appl. No. 18/003,679
Filed by SAMSUNG SDI CO., LTD., Yongin-si (KR); and SOGANG UNIVERSITY RESEARCH & BUSINESS DEVELOPMENT FOUNDATION, Seoul (KR)
PCT Filed Dec. 6, 2021, PCT No. PCT/KR2021/018321
§ 371(c)(1), (2) Date Dec. 28, 2022,
PCT Pub. No. WO2022/158702, PCT Pub. Date Jul. 28, 2022.
Claims priority of application No. 10-2021-0008873 (KR), filed on Jan. 21, 2021.
Prior Publication US 2023/0318033 A1, Oct. 5, 2023
Int. Cl. H01M 10/0567 (2010.01); C07C 323/52 (2006.01); C08G 75/16 (2006.01); H01M 4/525 (2010.01); H01M 10/0569 (2010.01); H01M 4/02 (2006.01)
CPC H01M 10/0567 (2013.01) [C07C 323/52 (2013.01); C08G 75/16 (2013.01); H01M 4/525 (2013.01); H01M 10/0569 (2013.01); H01M 2004/028 (2013.01); H01M 2300/004 (2013.01)] 12 Claims
 
1. An additive represented by Chemical Formula 1:

OG Complex Work Unit Chemistry
Wherein, in Chemical Formula 1,
X1 and X2 are each independently O or S, and
L1 and L2 are each independently O, S, or a substituted or unsubstituted C1 to C10 alkylene group,
R1 to R4 are each independently hydrogen, a halogen, a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C1 to C10 alkoxy group, a substituted or unsubstituted C1 to C10 acyl group, a substituted or unsubstituted C2 to C10 alkenyl group, a substituted or unsubstituted C3 to C10 cycloalkyl group, a substituted or unsubstituted C3 to C10 cycloalkenyl group, a substituted or unsubstituted C2 to C10 alkynyl group, a substituted or unsubstituted C3 to C10 cycloalkynyl group, or a substituted or unsubstituted C6 to C20 aryl group,
Y1 and Y2 are each independently a substituted or unsubstituted C1 to C10 alkyl group, a substituted or unsubstituted C1 to C10 alkoxy group, a substituted or unsubstituted C1 to C10 acyl group, a substituted or unsubstituted C2 to C10 alkenyl group, a substituted or unsubstituted C3 to C10 cycloalkyl group, a substituted or unsubstituted C3 to C10 cycloalkenyl group, a substituted or unsubstituted C2 to C10 alkynyl group, a substituted or unsubstituted C3 to C10 cycloalkynyl group, or a substituted or unsubstituted C6 to C20 aryl group, and
n and m are each independently one of integers ranging from 1 to 20.